Brown ocher

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A natural earth brown pigment ranging in color from a dark yellow to a deep reddish brown. Brown ocher contains silica, clay, and a mixture of iron oxides along with small amounts of manganese dioxide. It is more commonly called umber or sienna, depending on its color.

Synonyms and Related Terms

umber; sienna; brown ochre (Br.); ocra marrone (It.)

Sources Checked for Data in Record

  • Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
  • R.D. Harley, Artists' Pigments c. 1600-1835, Butterworth Scientific, London, 1982
  • The Dictionary of Art, Grove's Dictionaries Inc., New York, 1996 Comment: "Pigments"